/*
 * Copyright 2025 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.compose.ui.util

import platform.ohos.OH_HiTrace_FinishTrace
import platform.ohos.OH_HiTrace_StartTrace


interface SyncTraceInterface {
    fun startTrace(scene: String)
    fun endTrace()
}

object Trace {
    private val DefaultTrace = object : SyncTraceInterface {
        override fun startTrace(scene: String) { OH_HiTrace_StartTrace(scene) }
        override fun endTrace() { OH_HiTrace_FinishTrace() }
    }

    var traceImpl: SyncTraceInterface? = DefaultTrace

    var _vsyncId = 0L
    val globalVsyncId: Long get() = _vsyncId
    fun increaseVsyncId(): Long {
        if (traceImpl != null) _vsyncId++
        return _vsyncId
    }

    inline fun <T> traceSync(sectionName: String, block: () -> T): T {
        traceImpl?.startTrace("$sectionName[VsyncId:$globalVsyncId]")
        return try { block() } finally { traceImpl?.endTrace() }
    }
}

actual inline fun <T> trace(sectionName: String, block: () -> T): T {
    return Trace.traceSync(sectionName, block)
}